The cast of Greatest American Dog.CBS/Cliff Lipson - Tuesday, June, 10, 2008, 12:10 AM

Ron from Oxnard, Calif. (originally from Santa Monica, Calif.) competes with his dog, Tillman, a 2 year old English Bull Dog on Greatest American Dog.CBS/Cliff Lipson - Tuesday, June, 10, 2008, 12:10 AM

Bill, a self-employed pressure washer from Flint, Texas competes with his 7 year old dog, Brittany on Greatest American Dog.CBS/Cliff Lipson - Tuesday, June, 10, 2008, 12:10 AM

Travis, an actor/bartender from Los Angeles, Calif. (originally from Perry, Oklahoma) competes with his dog, Presley, a 1 1/2 year old Boxer on Greatest American Dog.CBS/Cliff Lipson - Monday, June, 9, 2008, 11:9 PM

Teresa, a dog trainer and former high school Latin teacher from Fairfax, Virginia (originally from Boston, Mass.) competes with her dog, Leroy, a 4 year old Border Collie on Greatest American Dog. CBS/Cliff Lipson - Monday, June, 9, 2008, 11:9 PM

Michael, an aspiring comedian from Los Angeles, Calif. (originally from San Diego) competes with his dog Ezzie, a 2 1/2 years old Boston Terrier on Greatest American Dog.CBS/Cliff Lipson - Monday, June, 9, 2008, 11:9 PM

Laurie, a Doggy Day Care Owner from Stafford, Virginia (originally from Ravenna, Ohio) competes with her dog, Andrew, a 5 year old Maltese on Greatest American Dog. CBS/Cliff Lipson - Monday, June, 9, 2008, 11:9 PM

Laura, a film producer from Los Angeles, Calif. (originally from Parsippany, N.J.) competes with her dog, Preston, a 5 year old Pomeranian on Greatest American Dog. CBS/Cliff Lipson - Monday, June, 9, 2008, 11:9 PM

J.D., a dog trainer/entertainer from Bend, Oregon (originally from Camp Lejeune, N. Carolina) competes with his dog, Galaxy, a 9 year old English Pointer Border Collie on Greatest American Dog. CBS/Cliff Lipson - Monday, June, 9, 2008, 11:9 PM

Elan, a pet care and animal rescue volunteer from Portland, Oregon competes with her dog, Kenji, a 1 year old giant Schnauzer on Greatest American Dog. CBS/Cliff Lipson - Monday, June, 9, 2008, 11:9 PM

David, a physicia and President of Thedoctorschannel.com from New York City (originally from Camden, N.J.) competes with his dog, Elvis, a 2 year old Parson Russell Terrier on Greatest American Dog. CBS/Cliff Lipson - Monday, June, 9, 2008, 11:9 PM

Brandy, an apparel developer from Orange County, Calif. (originally from Jonesboro, Arkansas), competes with her dog Beacon, a 1 1/2 year old Miniature Schnauzer on Greatest American Dog. CBS/Cliff Lipson - Monday, June, 9, 2008, 11:9 PM

Beth Joy, a manager from New York City (originally from Chicago, Illinois) competes with her dog Bella Starlet, a Chihuahua, Labrador Retriever, Shih-Tzu, Nova Scotia Duck Tolling retriever and Pomeranian mix on Greatest American Dog. CBS/Cliff Lipson - Monday, June, 9, 2008, 11:9 PM

Wendy Diamond, one of the judges on Greatest American Dog. CBS/Cliff Lipson - Monday, June, 9, 2008, 11:9 PM

Victoria Stillwell, one of the judges on Greatest American Dog. CBS/Cliff Lipson - Monday, June, 9, 2008, 11:9 PM

Jarod Miller, zoologist, naturalist and pet expert hosts Greatest American Dog. CBS/Cliff Lipson - Monday, June, 9, 2008, 11:9 PM

Allan Reznik, one of the judges on Greatest American Dog. CBS/Cliff Lipson - Monday, June, 9, 2008, 11:9 PM